STODDARD HAZARD MITIGATION PLAN UPDATE 2013 Stoddard, New Hampshire FEMA Approval August 22, 2013 Photo Credit: Town of Stoddard Website Prepared by the: Town of Stoddard Hazard Mitigation Committee & Southwest Region Planning Commission 20 Central Square, 2 nd Floor Keene, NH 03431 (603) 357-0557 www.swrpc.org TABLE OF CONTENTS EXECUTIVE SUMMARY ................................................................................................................... v I. INTRODUCTION ............................................................................................................................... 1 Background...................................................................................................................................... 1 What is Hazard Mitigation............................................................................................................... 1 Authority.......................................................................................................................................... 1 Funding Source................................................................................................................................ 1 Purpose ............................................................................................................................................ 1 Scope of the Plan ............................................................................................................................. 1 Methodology.................................................................................................................................... 2 Public Participation.......................................................................................................................... 2 Plan Updates .................................................................................................................................... 4 Resources Used in the Plan.............................................................................................................. 5 Acknowledgements.......................................................................................................................... 5 Hazard Mitigation Goals of Stoddard, NH ...................................................................................... 6 Resource List for Hazard Mitigation Committee............................................................................. 7 II. COMMUNITY PROFILE ................................................................................................................... 8 Town Overview ............................................................................................................................... 8 Disaster Risk.................................................................................................................................... 9 Development Patterns...................................................................................................................... 9 Consideration for Development..................................................................................................... 10 Current Development Trends ........................................................................................................ 11 Road Improvement ........................................................................................................................ 12 Development in Hazard Areas....................................................................................................... 12 National Flood Insurance Program (NFIP).................................................................................... 12 Continued Compliance with NFIP Requirements ......................................................................... 13 III. HAZARD IDENTIFICATION ............................................................................................................ 14 List of Hazards............................................................................................................................... 14 Estimating Potential Losses........................................................................................................... 14 Past and Potential Hazards............................................................................................................. 15 Flooding – Disaster Declarations ............................................................................................ 15 Flooding- Localized –High Risk............................................................................................. 15 Drought - Low-Medium Risk.................................................................................................. 19 Extreme Heat - Medium Risk.................................................................................................. 20 Wildfire – Medium-High Risk................................................................................................ 20 Lightning Strikes – Low-Medium Risk .................................................................................. 22 Tornado - Low Risk ................................................................................................................ 22 Hurricane – Medium-High Risk.............................................................................................. 22 Earthquake – Low Risk........................................................................................................... 23 Severe Wind/Downburst – Medium-High Risk...................................................................... 24 Extreme Winter Weather – Medium-High Risk...................................................................... 25 Man-Made Hazards / Hazardous Materials – Medium Risk................................................... 26 Snow Avalanche - Low Risk................................................................................................... 26 Subsidence – Low-Medium Risk ............................................................................................ 26 Radon - Low Risk ................................................................................................................... 26 Man-Made Hazards / Dams – Medium-High Risk ................................................................. 27 Map of Stoddard Dams............................................................................................................ 28 Map of Stoddard Bridges and Culverts.................................................................................... 29 ii IV. ASSESSING PROBABILITY , SEVERITY AND RISK ; ESTIMATING POTENTIAL LOSSES ..................... 30 Assessing Probability, Severity, and Risk Chart ........................................................................... 30 V.CRITICAL FACILITIES ........................................................................................................................... 31 Category 1 – Emergency Response Services................................................................................. 31 Emergency Operations Center ................................................................................................ 31 Fire Station.............................................................................................................................. 31 Police Station .......................................................................................................................... 31 Emergency Shelters................................................................................................................. 31 Primary Evacuation Routes..................................................................................................... 31 Bridges Located On Primary Evacuation Routes.................................................................... 31 Communications ..................................................................................................................... 32 Hospitals.................................................................................................................................. 32 Helicopter Landing Sites ......................................................................................................... 32 Category 2 – Non-Emergency Response Facilities ....................................................................... 32 Water Supply........................................................................................................................... 32 Problem Culverts..................................................................................................................... 32 Category 3 – Facilities/Populations to Protect............................................................................... 32 Special Needs Population........................................................................................................ 32 Recreation Areas ..................................................................................................................... 32 Schools/Day Care Facilities .................................................................................................... 32 Historic Buildings/Sites .......................................................................................................... 32 Category 4 – Potential Resources .................................................................................................. 33 Hospitals/Medical Supplies....................................................................................................